Head-to-head comparison across 1benchmark categories. Overall scores shown here use BenchLM's provisional ranking lane.
Gemma 4 E2B
23
GPT-5.4 Pro
91
Pick GPT-5.4 Pro if you want the stronger benchmark profile. Gemma 4 E2B only becomes the better choice if knowledge is the priority or you want the cheaper token bill.
Knowledge
+5.1 difference
Gemma 4 E2B
GPT-5.4 Pro
$0 / $0
$30 / $180
N/A
74 t/s
N/A
151.79s
128K
1.05M
Pick GPT-5.4 Pro if you want the stronger benchmark profile. Gemma 4 E2B only becomes the better choice if knowledge is the priority or you want the cheaper token bill.
GPT-5.4 Pro is clearly ahead on the provisional aggregate, 91 to 23. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
GPT-5.4 Pro is also the more expensive model on tokens at $30.00 input / $180.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Gemma 4 E2B. That is roughly Infinityx on output cost alone. GPT-5.4 Pro gives you the larger context window at 1.05M, compared with 128K for Gemma 4 E2B.
GPT-5.4 Pro is ahead on BenchLM's provisional leaderboard, 91 to 23.
Gemma 4 E2B has the edge for knowledge tasks in this comparison, averaging 54.1 versus 49. GPT-5.4 Pro stays close enough that the answer can still flip depending on your workload.
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